9h comment Hate the new black top bar? Kill it with StyleBotWe want one for firefox too!! :P 9h comment Liapunov Function for a Differential Equation@smanoos If you meant $V(x) = x_1^2 + x_2^2$, then I'm not able to make it work, you get $\dot{V}(x) = 2x_1^3 + 2x_2^3$. 10h revised Liapunov Function for a Differential Equationadded 16 characters in body 10h asked Liapunov Function for a Differential Equation 2d accepted How can I get the word "Chapter" to be typeset in chapter headings (scrbook)? Dec 1 asked How can I get the word "Chapter" to be typeset in chapter headings (scrbook)? Nov 8 awarded Popular Question Oct 8 comment Solve differential equation with variation of parametersTo the point of being dumb and repetitive, may I ask why this constraint always bears fruit? Oct 5 comment What is this symbol called?I get better results with egreg's method on okular in subscripts. Otherwise, both work fine. Thanks a lot to both. Oct 5 accepted What is this symbol called? Oct 5 comment What is this symbol called?What does \kern-1.7pt do? Oct 5 asked What is this symbol called? Sep 22 comment Conflict between amsthm and some other packageThis just saved me. Aug 1 awarded Yearling Aug 1 awarded Yearling Jul 19 comment $\int_0^\infty \frac{\cos(tx)}{(x^2 - 2x + 2)}\,\mathrm{d}x$ for $t$ real@sos440 What can I do to get as good as you at recognizing integrals? I have tried everything except changing my name to sos450. Jul 14 comment I have requested that an OP cease emailing me@WillieWong Good job man. :-) Jun 26 awarded Popular Question Jun 26 comment Can a copyright be made in the name of a fictional writer?@SF. I see, thanks. Actually, I am more worried about it the other way. I am more worried of people not honoring the CC-BY-SA license. :-) Jun 25 awarded Supporter